| WEBER KNAPP COMPANY Patent applications |
| Patent application number | Title | Published |
| 20130032682 | SCISSOR LINKAGE MECHANISM - A mounting apparatus for an object including a rear mounting plate, a linkage system having first, second, third and fourth links, each of the first, second, third and fourth links includes first and second ends, and a swivel assembly. The first end of each of the first and second links is pivotably secured to the rear mounting plate, the second end of each of the third and fourth links is pivotably secured to the swivel assembly, the second end of the first link is pivotably secured to the first end of the third link, and the second end of the second link is pivotably secured to the first end of the fourth link. The linkage system includes a first gear and a second gear, and the first gear is rotatably connected to the second gear. | 02-07-2013 |
| 20120192382 | COUNTERBALANCE MECHANISM - A counterbalance mechanism including: a housing having a first aligned pair of through holes and a second aligned pair of through holes; a pivot nose having a third aligned pair of through holes, a fourth aligned pair of through holes and an aligned pair of arcuate slots; an energy storage device having first and second spring mounts and at least one spring, the first spring mount having at least one first flange and a pivot flange having a fifth through hole, the second spring mount having at least one second flange and a sixth through hole and the at least one spring includes first and second ends, the first end is secured to the at least one first flange and the second end is secured to the at least one second flange; a first pivot pin disposed in the first aligned pair of through holes and the third aligned pair of through holes; a stop member disposed in the second aligned pair of through holes and the aligned pair of arcuate slots; a second pivot pin disposed in the fourth aligned pair of through holes and the fifth through hole; a force magnitude adjuster arranged to control a force of the at least one spring; and, a force angle adjuster arranged to control a force direction of the at least one spring. | 08-02-2012 |
| 20100269293 | FOUR BAR HINGE - A four bar hinge for mounting a door on an enclosure, the hinge including a first mounting bracket adapted to secure the hinge to the enclosure, a second mounting bracket adapted to secure the hinge to the door, a first link rotationally connected to the first mounting bracket at a first location and rotationally connected to the second mounting bracket at a second location, a second link rotationally connected to the first mounting bracket at a third location and rotationally connected to the second mounting bracket at a fourth location, a first shield fixedly connected at the second and the fourth locations and a second shield slidably connected to the first link and rotationally connected at the third location, wherein throughout an entire range of motion of the first mounting bracket relative to the second mounting bracket at least a portion of one of the first or second shields overlaps at least a portion of the other of the first and second shields whereby access to a volume formed between the first and second links is precluded. | 10-28-2010 |